Semi Run in Reims
Reims, France · Sunday 11 October 2026
The Semi Run in Reims is a half marathon that takes runners through the historic city of Reims, located in the Champagne region of France. The course includes a mix of urban streets, vineyards, and scenic countryside, giving participants a taste of the region’s rich history and natural beauty. Runners pass by famous landmarks such as Reims Cathedral and Palace of Tau, while also enjoying views of the surrounding vineyards. The race is mostly flat, with a few gentle inclines along the way.
Difficulty Calculator
h
:m
:s
Adjusted Time
3:56:00
Time difference: -4.0 minutes compared to a flat, road, temperate course.
Course Details
Elevation Gain72m
Elevation High100m
Elevation Low79m
Weather Forecast
High18°C
Low11°C
Chance of Rain0%
How hard is Semi Run in Reims?
Moderateharder than 21% of marathons
Flattest / easiestHardest
On our difficulty model, Semi Run in Reims plays about 1 minute slower than an average road marathon for a 3:30 runner. It ranks #915 hardest of 1151 marathons we analyse, and #27 of 33 in France. Use the calculator above to see the exact adjusted time for your own goal pace.
What will you run at Semi Run in Reims?
Estimated finish times on this course versus the same effort on an average road marathon, based on its elevation, surface, and expected race-day temperature.
| Average-course time | On Semi Run in Reims | Difference |
|---|---|---|
| 3:00:00 | 2:55:58 | −04:02 |
| 3:30:00 | 3:26:00 | −04:00 |
| 4:00:00 | 3:56:00 | −04:00 |
| 4:30:00 | 4:25:59 | −04:01 |
| 5:00:00 | 4:55:56 | −04:04 |
| 5:30:00 | 5:25:53 | −04:07 |
| 6:00:00 | 5:55:49 | −04:11 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Semi Run in Reims 2026 Course Analysis
Semi Run in Reims is a full marathon held in Reims, France. It is scheduled for Sunday 11 October 2026. The course is run on road surface with 72m of total climbing, with its high point near 100m above sea level. For registration and full race details, visit the official Semi Run in Reims website.
Elevation Profile
This is a very flat course, with only 72m of total climbing and little change in altitude throughout. Flat profiles let you hold an even pace from start to finish, which makes this a fast, PB-friendly race.
Expected Race Day Weather
Based on historical weather data for October, the expected race day conditions are as follows. Near-ideal running temperatures are expected, ranging from 11°C to 18°C. This temperature range is widely considered optimal for marathon performance, allowing efficient heat dissipation without cold-related issues. There is a low chance of rain (0%), so dry conditions are likely.
Surface Type: Road
Semi Run in Reims is run on road surfaces, which provide the fastest and most predictable conditions for racing. Road courses allow for consistent pacing and are typically the best choice for a personal best.
Looking for an easier marathon or a tougher challenge? You can also compare Semi Run in Reims against other marathons to find the right race for your goals.
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